Display device and video communication terminal

1. A display device, comprising: a transparent display panel, configured to display an image; and a camera, configured to acquire an image of an object in front of the transparent display panel; wherein the transparent display panel comprises a plurality of subpixel units arranged in an array form, and each of the subpixel units comprises a colorless transparent region and a light-emitting region which emits light at the front side of the transparent display panel; an area of the colorless transparent region is larger than an area of the light-emitting region; and a second position adjustment component configured to move the camera automatically, wherein the second position adjustment component comprises: a first position detection unit, configured to acquire a position of a face of the object; a second position detection unit, configured to acquire a position of a face of a person which is displayed on the transparent display panel; and a position control unit, configured to move the camera, to make the face of the object, the face of the person which is displayed on the transparent display panel and the camera to be at an identical straight line.

2. The display device according to claim 1 , wherein the transparent display panel is a single-sided display panel which displays the image at a front side thereof.

3. The display device according to claim 2 , wherein a first opaque electrode, a second transparent electrode and an organic light-emitting layer arranged between the first opaque electrode and the second transparent electrode are arranged at the light-emitting region, and the second transparent electrode is arranged at a side of the first electrode adjacent to the front side of the transparent display panel.

4. The display device according to claim 3 , wherein the first electrode is made of a conductive material which is opaque and reflective.

5. The display device according to claim 4 , wherein the conductive material comprises at least one kind of silver and aluminum.

6. The display device according to claim 2 , wherein the transparent display panel at least comprises subpixel units in a first color, subpixel units in a second color and subpixel units in a third color which are periodically arranged on the transparent display panel.

7. The display device according to claim 1 , wherein the camera is arranged at a back side of the transparent display panel and directly faces a center of the transparent display panel.

8. The display device according to claim 1 , further comprising a reflection mechanism, wherein light passing through the transparent display panel is reflected by the reflection mechanism and then collected by the camera; the reflection mechanism is at the back side of the transparent display panel, and the camera is at a periphery of the transparent display panel.

9. The display device according to claim 1 , wherein the camera is a Charge Coupled Device (CCD) camera or a Complementary Metal-Oxide-Semiconductor Transistor (CMOS) camera.

10. A video communication terminal, comprising the display device according to claim 1 .

11. The display device according to claim 2 , wherein the camera is arranged at a back side of the transparent display panel and directly faces a center of the transparent display panel.

12. The display device according to claim 2 , further comprising a first position adjustment component configured to move the transparent display panel.

13. The display device according to claim 2 , further comprising a reflection mechanism, wherein light passing through the transparent display panel is reflected by the reflection mechanism and then collected by the camera; the reflection mechanism is at the back side of the transparent display panel, and the camera is at a periphery of the transparent display panel.

14. The display device according to claim 2 , further comprising a second position adjustment component configured to move the camera.

15. A display device, comprising: a transparent display panel, configured to display an image; a camera, configured to acquire an image of an object in front of the transparent display panel; and a first position adjustment component configured to move the transparent display panel; wherein the transparent display panel comprises a plurality of subpixel units arranged in an array form, and each of the subpixel units comprises a colorless transparent region and a light-emitting region which emits light at the front side of the transparent display panel; an area of the colorless transparent region is larger than an area of the light-emitting region, and a second position adjustment component configured to move the camera automatically, wherein the second position adjustment component comprises: a first position detection unit, configured to acquire a position of a face of the object; a second position detection unit, configured to acquire a position of a face of a person which is displayed on the transparent display panel; and a position control unit, configured to move the camera, to make the face of the object, the face of the person which is displayed on the transparent display panel and the camera to be at an identical straight line.

16. The display device according to claim 15 , wherein the first position adjustment component comprises a vertical movement mechanism configured to move the transparent display panel vertically and a horizontal movement mechanism configured to move the transparent display panel horizontally.

17. The display device according to claim 16 , wherein the vertical movement mechanism of the first position adjustment component comprises a group of lifting rods which are embedded to each other, and the horizontal movement mechanism of the first position adjustment component comprises a slide rail and a slide block.